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dbus: use challenge-response authentication

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This commit is contained in:
Julian Orth 2026-01-18 15:20:54 +01:00
parent 2f4543912b
commit 3d7dc1161f
4 changed files with 9 additions and 19 deletions
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10
src/dbus/auth.rs
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@ -1,7 +1,7 @@
use {
crate::{
dbus::{DbusError, DbusSocket, incoming::handle_incoming, outgoing::handle_outgoing},
utils::{buf::Buf, errorfmt::ErrorFmt, hex},
utils::{buf::Buf, errorfmt::ErrorFmt},
},
std::{ops::Deref, rc::Rc},
};
@ -52,16 +52,20 @@ impl Auth {
}
async fn handle_auth(&mut self) -> Result<(), DbusError> {
let uid = hex::to_hex(&uapi::getuid().to_string());
let mut out_buf = Buf::new(128);
{
let buf = out_buf
.write_fmt(format_args!("\0AUTH EXTERNAL {}\r\n", uid))
.write_fmt(format_args!("\0AUTH EXTERNAL\r\nDATA\r\n"))
.unwrap();
self.write_buf(buf).await?;
}
let line = self.readline().await?;
let (cmd, _) = line_to_cmd(&line);
if cmd != "DATA" {
return Err(DbusError::NoChallenge);
}
let line = self.readline().await?;
let (cmd, _) = line_to_cmd(&line);
if cmd != "OK" {
return Err(DbusError::Auth);
}